For a quick departure, use the A Line train from Union Station to DEN, running every 15 minutes.

Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $174 (Southwest) |
One-way from | $79 (Southwest) |
Popular in | November |
Cheapest in | January |
Average price | $248 |
Good round-trip deal | $297 or less |
Good one-way deal | $158 or less |
Fly from
Fly to
Route
Depart
Return
Price
DenverHouston
DEN - HOU
DENHOU
Denver Intl
Tue 1/13
6:05 am-9:40 am
Nonstop2h 35m
Houston Hobby
Tue 1/20
9:00 am-10:40 am
Nonstop2h 40m
DenverHouston
DEN - HOU
DENHOU
Denver Intl
Wed 1/14
6:05 am-9:40 am
Nonstop2h 35m
Houston Hobby
Tue 1/20
9:05 pm-10:40 pm
Nonstop2h 35m
DenverHouston
DEN - HOU
DENHOU
Denver Intl
Sat 1/17
6:25 am-10:00 am
Nonstop2h 35m
Houston Hobby
Sun 1/18
9:05 pm-10:40 pm
Nonstop2h 35m
DenverHouston
DEN - HOU
DENHOU
Denver Intl
Wed 2/18
6:05 am-9:40 am
Nonstop2h 35m
Houston Hobby
Sun 2/22
5:25 am-7:00 am
Nonstop2h 35m
DenverHouston
DEN - HOU
DENHOU
Denver Intl
Sat 2/14
5:50 am-9:30 am
Nonstop2h 40m
Houston Hobby
Sun 2/22
5:25 am-7:00 am
Nonstop2h 35m
DenverHouston
DEN - HOU
DENHOU
Denver Intl
Sat 1/10
6:25 am-10:00 am
Nonstop2h 35m
Houston Hobby
Sat 1/17
8:30 pm-10:10 pm
Nonstop2h 40m
DenverHouston
DEN - HOU
DENHOU
Denver Intl
Sat 1/31
5:29 pm-10:46 pm
1 stop4h 17m
Houston Hobby
Sat 2/7
6:36 pm-10:34 pm
1 stop4h 58m
DenverHouston
DEN - HOU
DENHOU
Denver Intl
Fri 2/20
7:05 pm-10:30 pm
Nonstop2h 25m
Houston Hobby
Sun 2/22
5:25 am-7:00 am
Nonstop2h 35m
DenverHouston
DEN - HOU
DENHOU
Denver Intl
Sat 1/24
6:25 am-10:00 am
Nonstop2h 35m
Houston Hobby
Sun 1/25
9:05 pm-10:40 pm
Nonstop2h 35m
DenverHouston
DEN - HOU
DENHOU
Denver Intl
Tue 1/20
6:05 am-9:40 am
Nonstop2h 35m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to Houston Hobby Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, February is the cheapest month in which you can book a flight from Denver to Houston Hobby Airport (average of $55). Flying from Denver to Houston Hobby Airport in July is currently the most expensive (average of $130). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
A simple way to save on the total cost of your ticket is to fly from Denver to Houston Hobby Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight at noon.
Travelers seeking maximum savings on their Denver to Houston Hobby Airport flight should consider departing on Wednesday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Boarding
Overall
Comfort
Crew
Entertainment
Food
Reviews
Mike,Aug 2025
OKC - AUS
Boarding
Overall
Comfort
Crew
Entertainment
Food
Reviews
Mike,Aug 2025
OKC - AUS
Boarding
Overall
Comfort
Crew
Entertainment
Food
Reviews
Mike,Aug 2025
OKC - AUS
Boarding
Overall
Comfort
Crew
Entertainment
Food
Reviews
Mike,Aug 2025
OKC - AUS
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$59 | Average$169 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$158 | Average$317 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$173 | Average$288 | FlexibilityNo cancel fee | On-time63% |